There's definitely cause for concern here, but in some ways it's a good thing the WHO made this declaration, as it means more money, time and resources will be dedicated to addressing and researching the threat the Zika virus poses.

If you're wondering what the Zika virus is, how it impacts you and how to keep to yourself safe, the WHO, among others, is doing a great job tweeting out helpful info.

Here are 11 tweets that will help you make sense of the Zika virus and offer info on what to do moving forward.

The current Zika virus outbreak was sourced back to Brazil, but it spread across the Americas.